Note J - Pesion Liability - Components of Net Periodic Benefit Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Components of net periodic benefit cost:
Service cost and amortization of loss	$ 14	$ 18
Interest cost	13	13
Expected return on plan assets	(2)	(3)
Net periodic benefit cost	$ 25	$ 28